#!/usr/bin/env bash
set -euo pipefail

echo "==> Running pre-commit checks..."

# Only check staged .java files
STAGED=$(git diff --cached --name-only --diff-filter=ACM -- '*.java' | grep -v '^examples/' || true)
if [ -z "$STAGED" ]; then
    echo "No staged Java files (excluding examples), skipping lint."
    exit 0
fi

echo "==> mvn compile (check for compilation errors)..."
mvn compile -q

echo "==> mvn checkstyle:check (unused/star/redundant imports)..."
mvn checkstyle:check -q

echo "==> Pre-commit checks passed."